<template>
  <div class="app-container">
    <!-- 查询和其他操作 -->
    <el-form v-show="showSearch" :inline="true" ref="form" :model="params" label-width="68px">
      <el-form-item label="分类名称">
        <el-input style="width: 200px" size="mini" v-model="params.name" placeholder="请输入分类名称" />
      </el-form-item>

      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleFind">查找</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button v-if="canAdd" type="primary" icon="el-icon-plus" size="mini" @click="handleAdd">新增
        </el-button>
      </el-col> <el-col :span="1.5">
        <el-button :disabled="!multipleSelection.length" v-if="canDeleteBatch" type="danger" icon="el-icon-delete"
          size="mini" @click="handleDeleteBatch(null)">批量删除
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getSiteClassList"></right-toolbar>
    </el-row>


    <div style="margin-top: 5px">
      <el-table border :data="tableData" style="width: 100%" @selection-change="handleSelectionChange">
        <el-table-column align="center" type="selection"></el-table-column>
        <el-table-column label="分类名称" width="200" align="center">
          <template slot-scope="scope">
            <span>{{ scope.row.name }}</span>
          </template>
        </el-table-column>
        <el-table-column label="排序" width="250" align="center">
          <template slot-scope="scope">
            <span>{{ scope.row.sort }}</span>
          </template>
        </el-table-column>

        <el-table-column label="创建时间" width="250" align="center" prop="createTime">
          <template slot-scope="scope">
            <span>{{ scope.row.createTime }}</span>
          </template>
        </el-table-column>

        <el-table-column label="操作" align="center">
          <template slot-scope="scope">
            <el-button @click="handleNavigationList(scope.row.id)" type="text" size="mini" icon="el-icon-document">列表</el-button>
            <el-button v-if="canUpdate" @click="handleEdit(scope.row)" type="text" size="mini" icon="el-icon-edit">编辑</el-button>
            <el-button v-if="canDeleteBatch" @click="handleDeleteBatch(scope.row)" type="text" icon="el-icon-delete"
              size="mini">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>

    <!--分页区域-->
    <div class="pagination-container" style="float: right;margin-bottom: 1.25rem;margin-top: 1.25rem;">
      <el-pagination background @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="params.pageNo" :page-size="params.pageSize" :page-sizes="[10, 20, 30]"
        layout="total, sizes,prev, pager, next,jumper" :total="total">
      </el-pagination>
    </div>

    <!-- 添加或修改对话框 -->
    <el-dialog center :title="title" :visible.sync="dialogFormVisible">
      <el-form :model="form" :rules="rules" ref="form">

        <el-form-item label="分类名称" :label-width="formLabelWidth" prop="name">
          <el-input v-model="form.name" auto-complete="off"></el-input>
        </el-form-item>

        <el-form-item label="排序" :label-width="formLabelWidth" prop="sort">
          <el-input v-model="form.sort" auto-complete="off"></el-input>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="submitForm">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { getSiteClassList, save, update, deleteBatch } from "@/api/siteClass"
import { mapGetters } from "vuex";
import { hasAuth } from "@/utils/auth";
import { parseTime } from '@/utils'

export default {
  data() {
    return {
      multipleSelection: [], //多选，用于批量删除
      tableData: [],
      params: {
        name: null,
        pageNo: 1,
        pageSize: 10,
      },
      total: 0, //总数量
      title: null,
      dialogFormVisible: false, //控制弹出框
      showSearch: true,
      formLabelWidth: "120px",
      isEditForm: false,
      form: {},
      rules: {
        name: [
          { required: true, message: '分类名称不能为空', trigger: 'blur' },
          { min: 1, max: 20, message: '长度在1到10个字符' },
        ],
        sort: [
          { required: true, message: '排序字段不能为空', trigger: 'blur' },
          { pattern: /^[0-9]\d*$/, message: '排序字段只能为自然数' },
        ]
      }
    };
  },
  computed: {
    ...mapGetters([
      'pres'
    ]),
    canList() {
      return hasAuth(this.pres, '/system/siteClass/list')
    },
    canAdd() {
      return hasAuth(this.pres, '/system/siteClass/insert')
    },
    canUpdate() {
      return hasAuth(this.pres, '/system/siteClass/update')
    },

    canDeleteBatch() {
      return hasAuth(this.pres, '/system/siteClass/deleteBatch')
    }
  },
  created() {
    this.getSiteClassList();
  },
  methods: {

    getSiteClassList: function () {
      getSiteClassList(this.params).then(response => {
        this.tableData = response.data.records;
        this.total = response.data.total;
      }).catch(err => {
        console.log(err)
      });
    },
    // 这里可以设置一些初始值
    getFormObject: function () {
      return {
        name: null,
        sort: 0
      };
    },

    resetQuery: function () {
      this.params.name = null
      this.getSiteClassList()
    },
    handleFind: function () {
      this.params.pageNo = 1
      this.getSiteClassList();
    },
    handleAdd: function () {
      this.title = "添加"
      this.dialogFormVisible = true;
      this.form = this.getFormObject();
      this.isEditForm = false;
    },
    handleEdit: function (row) {
      this.title = "编辑";
      this.isEditForm = true;
      this.form = row;
      this.dialogFormVisible = true;
    },

    handleDeleteBatch: function (row) {
      if (row) {
        this.multipleSelection.push(row);
      }
      if (this.multipleSelection.length <= 0) {
        this.$message.error("请先选中需要删除的内容!")
        return;
      }
      this.$confirm("此操作将把选中字典类型删除, 是否继续?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      })
        .then(() => {
          let ids = []
          this.multipleSelection.forEach(item => {
            ids.push(item.id)
          })
          deleteBatch(ids).then(response => {
            this.$message.success(response.message)
            this.getSiteClassList();
          }).catch(err => {
            console.error(err)
          });
        }).catch(() => {
          this.$message.info("已取消删除")
        });
    },
    handleNavigationList: function (id) {
      this.$router.push({
        path: "navigation",
        query: { siteClassId: id }
      });
    },
    handleCurrentChange: function (val) {
      this.params.pageNo = val;
      this.getSiteClassList();
    },
    handleSizeChange: function (val) {
      this.params.pageSize = val
      this.getSiteClassList()
    },
    // 改变多选
    handleSelectionChange: function (val) {
      this.multipleSelection = val;
    },
    submitForm: function () {
      this.$refs.form.validate((valid) => {
        if (!valid) {
          console.log("校验出错")
        } else {
          if (this.isEditForm) {
            update(this.form).then(response => {
              this.$message.success("修改成功")
              this.dialogFormVisible = false;
              this.getSiteClassList();
            }).catch(err => {
              console.error(err)
            });
          } else {
            save(this.form).then(response => {
              this.$message.success("添加成功")
              this.dialogFormVisible = false;
              this.getSiteClassList();
            }).catch(err => {
              console.error(err)
            });
          }
        }
      })
    }
  }
};
</script>
